body {
	background: #999;
}
a {
	text-decoration: none;
}
a:hover {
	text-decoration: underline;
}
.main {
	margin: 0 auto;
	width: 900px;
	height: 600px;
	background: #ddd;
}
.box {
	-webkit-box-shadow: 2px 2px 5px rgba(0,0,0,0.2);
       -moz-box-shadow: 2px 2px 5px rgba(0,0,0,0.2);
            box-shadow: 2px 2px 5px rgba(0,0,0,0.2);
}
#header {
	height: 100px;
	text-align: center;

}
table td {
	border: solid black 1px;
}

nav ul {
	list-style: none;
}

nav.menu {
	display: inline-block;
	width: 100px;
	height: 150px;
	background: #fff;

	text-align: center;
}

div.content {
	display: inline-block;
	overflow: auto;
	height: 300px;
	padding:10px;
	background: #fff;
	

}
nav.menu, div.content {
	margin: 30px 30px;
	vertical-align: top;
}